1. LJUNG, L.: System identification: Theory for the user, (Prentice Hall, Englewood Cliffs, NJ, USA 1987)
2. SÖDERSTRÖM, T., and STOICA, P.: System identification, (Prentice Hall, Englewood Cliffs, NJ, USA 1989)
3. Synthesis of low-peak-factor signals and binary sequences with low autocorrelation (Corresp.)
4. Synthesis of discrete-interval binary signals with specified Fourier amplitude spectra
5. SCHOUKENS, J., GUILLAUME, P., and PINTELON, R.: ‘Design of broadband excitation signals’, GODFREY, K., Perturbation signals for system identification, (Prentice Hall, UK 1993),Chap.3, This book may be purchased only from the University of Warwick Bookshop, Coventry, CV4 7AL, England (e-mail: bookshop@warwick.ac.uk)